isamicro-machiningcenterwitharelativelylowstandbypowerdemandwhencomparedtolargemachiningcenters.Therefore,thecuttingpowercancomprisealargeportionofthemachinetool’s--totalpowerdemand.Energyconsumptionforhightaremachinetoolswasfoundtobeprimarilydependentontheprocessingtimeofthepart,whichisdictatedbythepartgeometry,toolpath,andmaterialremovalrate.Onesuchmethodforoptimizingthetoolpathforminimumcycletimewaspresentedin[].Thispaperisconcernedwiththeeffectofthematerialremovalrateonenergyconsumption.Thematerialremovalratefora-axismachiningcentercanbevariedbychangingthefeedrate,widthofcut,ordepthofcut.Sinceincreasingthefeedratewasfoundtohavedireconsequencesonthecuttingtoollife[],theexperimentsconductedhereinvariedmaterialremovalratethroughwidthofcutanddepthofcutexperimentsforthepurposeofanalyzingthematerialremovalrate’seffectoncuttingpowerandmoreimportantly,算出来比能值倍增计算出来。
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